error-4 Troubleshooting

Main brush error on the Roborock Q5

Source: ProductDB robot-vacuum seed Confidence: 85% Verified Aug 8, 2026

The robot stops or reports the main brush is stuck. Hair or debris is likely wrapped around the roller.

How to fix Main brush error

Clear the main brush

Remove the main brush guard and clear hair or debris wrapped around the roller.

Source: ProductDB robot-vacuum seed Confidence: 80% Verified Aug 8, 2026

Difficulty: ★ Est. 5 min

Replace the main brush

If the roller is worn or damaged, replace it with a genuine part.

Source: ProductDB robot-vacuum seed Confidence: 80% Verified Aug 8, 2026

Difficulty: ★★ Est. 10 min

Replacement parts for the Roborock Q5

Roborock Q5 Filter Roborock Q5 Left side brush Roborock Q5 Right side brush Roborock Q5 Main brush roller Roborock Q5 Brush guard Roborock Q5 Side brush set Roborock Q5 Cable organizer Roborock Q5 Cleaning tool Roborock Q5 Charging cable Roborock Q5 Remote control Roborock Q5 Floor cleaning solution Roborock Q5+ Filter Roborock Q5+ Left side brush Roborock Q5+ Right side brush Roborock Q5+ Main brush roller Roborock Q5+ Side brush set Roborock Q5 Max+ Filter Roborock Q5 Max+ Left side brush Roborock Q5 Max+ Right side brush Roborock Q5 Max+ Main brush roller Roborock Q5 Max+ Side brush set Roborock Q5 Pro Filter Roborock Q5 Pro Left side brush Roborock Q5 Pro Right side brush Roborock Q5 Pro Main brush roller Roborock Q5 Pro Side brush set Roborock Q7 Filter Roborock Q7 Left side brush Roborock Q7 Right side brush Roborock Q7 Main brush roller Roborock Q7 Side brush set Roborock Q7 Max Filter Roborock Q7 Max Left side brush Roborock Q7 Max Right side brush Roborock Q7 Max Main brush roller Roborock Q7 Max Side brush set Roborock Q7 Max+ Filter Roborock Q7 Max+ Left side brush Roborock Q7 Max+ Right side brush Roborock Q7 Max+ Main brush roller Roborock Q7 Max+ Side brush set Roborock Q8 Filter Roborock Q8 Left side brush Roborock Q8 Right side brush Roborock Q8 Main brush roller Roborock Q8 Side brush set Roborock Q8 Max Filter Roborock Q8 Max Left side brush Roborock Q8 Max Right side brush Roborock Q8 Max Main brush roller Roborock Q8 Max Side brush set Roborock S6 Filter Roborock S6 Left side brush Roborock S6 Right side brush Roborock S6 Main brush roller Roborock S6 Side brush set Roborock S6 Pure Filter Roborock S6 Pure Left side brush Roborock S6 Pure Right side brush Roborock S6 Pure Main brush roller Roborock S6 Pure Side brush set Roborock S5 Filter Roborock S5 Left side brush Roborock S5 Right side brush Roborock S5 Main brush roller Roborock S5 Side brush set Roborock S5 Max Filter Roborock S5 Max Left side brush Roborock S5 Max Right side brush Roborock S5 Max Main brush roller Roborock S5 Max Side brush set Roborock S4 Max Filter Roborock S4 Max Left side brush Roborock S4 Max Right side brush Roborock S4 Max Main brush roller Roborock S4 Max Side brush set

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